package com.sky.controller.admin;

import com.sky.dto.DishDTO;
import com.sky.dto.DishPageQueryDTO;
import com.sky.entity.Dish;
import com.sky.result.PageResult;
import com.sky.result.Result;
import com.sky.service.DishService;
import com.sky.vo.DishVO;
import io.swagger.annotations.Api;
import io.swagger.annotations.ApiOperation;
import lombok.extern.slf4j.Slf4j;
import org.apache.ibatis.annotations.Delete;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.web.bind.annotation.*;

import java.util.List;
import java.util.Set;

@RestController
@RequestMapping("/admin/dish")
@Api(tags = "菜品相关")
@Slf4j
public class DishController {
    @Autowired
    private DishService dishService;

    @Autowired
    private RedisTemplate redisTemplate;

    /**
     * 根据分类id查询菜品
     * @param categoryId
     * @return
     */
    @GetMapping("/list")
    @ApiOperation("根据分类id查询菜品")
    public Result<List<Dish>> list(Long categoryId){
        List<Dish> list = dishService.list(categoryId);
        return Result.success(list);
    }

    /**
     * 启用、禁用分类
     * @param status
     * @param id
     * @return
     */
    @PostMapping("/status/{status}")
    @ApiOperation("启用禁用分类")
    public Result<String> startOrStop(@PathVariable("status") Integer status, Long id){
        dishService.StartOrStop(status,id);
        //将所有菜品缓存数据清理掉，所有以dish_开头的key
        Set keys = redisTemplate.keys("*dish_*");
        redisTemplate.delete(keys);

        return Result.success();
    }

    @PostMapping
    @ApiOperation("新增菜品")
    public Result save(@RequestBody DishDTO dishDTO){
        log.info("新增菜品，{}",dishDTO);
        dishService.saveWithFlavor(dishDTO);
        //清理缓存数据
        String key ="dish_"+dishDTO.getCategoryId();
        redisTemplate.delete(key);
        return Result.success();
    }

    /**
     * 菜品分页查询
     * @param dishPageQueryDTO
     * @return
     */

    @GetMapping("/page")
    @ApiOperation("菜品分页查询")
    public Result<PageResult> page(DishPageQueryDTO dishPageQueryDTO){
        log.info("菜品分页查询,{}",dishPageQueryDTO);
        PageResult pageResult=dishService.pageQuery(dishPageQueryDTO);
        return Result.success(pageResult);
    }

    /**
     * 批量删除菜品
     * @param ids
     * @return
     */
    @DeleteMapping
    @ApiOperation("批量删除菜品")
    //RequestParam能够可以把前端请求过来的一名多值的数据处理成list数组，能解析字符串还真第一次听说
    public Result delete(@RequestParam List<Long> ids){
        log.info("批量删除菜品,{}",ids);
        dishService.deleteBitch(ids);
        //将所有菜品缓存数据清理掉，所有以dish_开头的key
        Set keys = redisTemplate.keys("*dish_*");
        redisTemplate.delete(keys);
        return Result.success();
    }

    /**
     * 更具菜品id查询
     * @param id
     * @return
     */
    @GetMapping("/{id}")
    @ApiOperation("更具菜品id查询")
    public Result<DishVO> gettById(@PathVariable Long id){
        log.info("更具菜品id查询:{}",id);
        DishVO dishVO=dishService.gettByIdWithFlavor(id);
        return Result.success(dishVO);
    }

    /**
     * 修改菜品
     * @param dishDTO
     * @return
     */
    @PutMapping
    @ApiOperation("修改菜品")
    public Result update(@RequestBody DishDTO dishDTO){
        log.info("修改菜品,{}",dishDTO);
        dishService.updateWithFlavor(dishDTO);
        //将所有菜品缓存数据清理掉，所有以dish_开头的key
        Set keys = redisTemplate.keys("*dish_*");
        redisTemplate.delete(keys);
        return Result.success();
    }

}
